package life.maijiang.community.controller;

import life.maijiang.community.dto.QuestionDTO;
import life.maijiang.community.mapper.QuestionMapper;
import life.maijiang.community.model.Question;
import life.maijiang.community.model.User;
import life.maijiang.community.service.QuestionService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestParam;

import javax.servlet.http.HttpServletRequest;

@Controller

public class PublishController {

    @Autowired
    private QuestionService questionService;
    @GetMapping("/publish/{id}")
    public  String edit(@PathVariable(name = "id") Integer id,Model model
        ) {
        QuestionDTO question = questionService.getById(id);
        model.addAttribute("title", question.getTitle());
        model.addAttribute("description", question.getDescription());
        model.addAttribute("tag", question.getTag());
        model.addAttribute("id",question.getId());
        return "publish";

    }

    @GetMapping("/publish")
    public  String publish() {
        return "publish";

    }

    @PostMapping("/publish")
    public String doPublish(
            @RequestParam(value = "title",required = false)String title,
            @RequestParam(value = "description",required = false)String description,
            @RequestParam(value = "tag",required = false)String tag,
            @RequestParam(value = "id",required = false)Integer id,
            HttpServletRequest request, Model model){
        model.addAttribute("title", title);
        model.addAttribute("description", description);
        model.addAttribute("tag", tag);
        if (title == null || title == "") {
            model.addAttribute("error", "标题不能为空");
            return "publish";
        }
        if (description == null || description == "") {
            model.addAttribute("error", "问题补充不能为空");
            return "publish";
        }
        if (tag == null || tag == "") {
            model.addAttribute("error", "标签不能为空");
            return "publish";
        }
        User user =  (User) request.getSession().getAttribute("user");
        if(user == null){
            model.addAttribute("error","用户未登录");
            return "publish";
        }
        Question question = new Question();
        question.setTitle(title);
        question.setDescription(description);
        question.setTag(tag);
        question.setCreator(user.getId());
        question.setId(id);
        questionService.createOrUpdate(question);

        return "redirect:/";
    }
}
